7. mv command examples

8. passwd command examples

Change your password from command line using passwd. This will prompt for the old password followed by the new password.
$ passwd
Super user can use passwd command to reset others password. This will not prompt for current password of the user.
# passwd USERNAME

9. Create directory or folder in centos

Following example creates a directory called temp under your home directory.
$ mkdir ~/temp

10. Create .txt file in centos

Following example creates a .txt file called test.txt under your home directory.
$ nano test.txt